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Circuit Breaker

For power distribution and electrical protection systems, circuit breakers are among the most critical components for safeguarding equipment, personnel, and facilities from electrical overloads and short circuits. Circuit breakers automatically interrupt electrical current flow when abnormal conditions are detected, protecting circuits from damage while allowing manual reset and continued operation. Electrical.com carries an extensive selection of circuit breakers from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of commercial buildings, manufacturing facilities, data centers, and industrial power distribution applications.
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5090-BK1R
5090-BK1R
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GC Electronics
5094-RTB3ACS
5094-RTB3ACS
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Allen-Bradley
5094-RTB3S
5094-RTB3S
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Allen-Bradley
5094-STB
5094-STB
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Allen-Bradley
5102-0409
5102-0409
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Wago
51111-45377
51111-45377
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Imation Enterprises Corp
51201394-100
51201394-100
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Honeywell
51367
51367
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Haskel
515-1027-801F
515-1027-801F
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Dialight
515-1064-810F
515-1064-810F
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Dialight
515-1118-802F
515-1118-802F
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Dialight
515-1137F
515-1137F
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Dialight
515-1166-801F
515-1166-801F
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Dialight
515-1192-80-3DF
515-1192-80-3DF
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Dialight
515-1301-08-00F
515-1301-08-00F
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Dialight
5156-2
5156-2
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Pomona Electronics
516-280-500
516-280-500
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EDAC
5186
5186
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Pomona Electronics
5189
5189
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Hubbell
518960011
518960011
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Weidmuller
518960031
518960031
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Weidmuller
518960061
518960061
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Weidmuller
518960071
518960071
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Weidmuller
5212NH
5212NH
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EBM Papst
Popular Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified circuit protection equipment available for immediate shipment. From residential to industrial applications, across all voltage and amperage ratings, we have what you need when others say no. Our comprehensive circuit breaker inventory spans all voltage classes, amperage ratings, and pole configurations from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our circuit breakers serve critical applications across manufacturing facilities, commercial buildings, data centers, healthcare facilities, utilities and power generation, industrial plants, residential construction, telecommunications infrastructure, and process control installations.


Whether you're maintaining legacy equipment with obsolete circuit breaker models or sourcing current production components for new electrical systems, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime and keep your operations running. Need circuit breakers now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.

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